C H A P T E R 7
TROUBLESHOOTING
The Prestige UPS is designed for durable, automatic operation and also alerts you whenever potential operating problems may occur. Use the following troubleshooting chart to determine the UPS alarm condition.
Indicator Legend
Unlit
Amber
Green
Flashing
Condition | Possible Cause | Action |
| |
UPS does not turn on. | UPS is not connected correctly to | Check connections to the power source. | ||
| the power source. |
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| |
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|
| ||
| UPS input breaker is off. | Reduce load, then reset breaker. | ||
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|
| ||
Load does not turn on. | UPS has not been activated. | Press the Output On button for one | ||
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| second, then release. | ||
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|
| ||
UPS beeps occasionally. | Normal operation. | None. UPS is protecting your | ||
|
| equipment. | ||
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|
| ||
indicator remains | Utility line is out of specification. | Test wall socket, repair as required. | ||
lit, even though line |
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|
| |
UPS input breaker is tripped. | Reduce load, then reset breaker. | |||
voltage is present. | ||||
|
|
| ||
UPS does not provide | Battery circuit breakers are in the | Switch the battery circuit breaker to the | ||
the expected backup time. | OFF (O) position. | ON ( ) position for all connected | ||
|
| battery cabinets. | ||
|
|
| ||
| Low battery capacity. | Allow battery to charge for 24 hours, | ||
|
| then retest. | ||
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|
| ||
| Protected equipment power | Reduce load, then retest. | ||
| requirements exceed UPS capacity. |
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| |
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|
| ||
Communications do not | Incorrect communications cabling. | Verify cable integrity (see page 66). | ||
function properly. |
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| |
Incorrect baud rate. | Select a new baud rate (see page 65). | |||
| ||||
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| ||
| Incorrect communication mode. | Select a new communication mode (see | ||
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| Chapter 5). | ||
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Powerware® 9 Prestige Series User’s Guide (4500/6000 VA) S Rev H www.powerware.com | 75 |